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Forum Posts

Spencer_Kent
by New Contributor III
  • 4232 Views
  • 7 replies
  • 3 kudos

Shared cluster configuration that permits `dbutils.fs` commands

My workspace has a couple different types of clusters, and I'm having issues using the `dbutils` filesystem utilities when connected to a shared cluster. I'm hoping you can help me fix the configuration of the shared cluster so that I can actually us...

insufficient_permissions_on_shared_cluster shared_cluster_config individual_use_cluster
  • 4232 Views
  • 7 replies
  • 3 kudos
Latest Reply
Nikhil_G
New Contributor II
  • 3 kudos

There are two ways to grant access to DBFS using ANY FILE:To User: GRANT SELECT ON ANY FILE TO '<user_mail_id>'To Group: GRANT SELECT ON ANY FILE TO '<group_name>'"

  • 3 kudos
6 More Replies
ramravi
by Contributor II
  • 1133 Views
  • 3 replies
  • 4 kudos

Issue while reading data from Kafka topic to Spark strutured streaming

py4j.security.Py4JSecurityException: Method public org.apache.spark.sql.streaming.DataStreamReader org.apache.spark.sql.SQLContext.readStream() is not whitelisted on class class org.apache.spark.sql.SQLContextI already disable acl for cluster using "...

  • 1133 Views
  • 3 replies
  • 4 kudos
Latest Reply
jose_gonzalez
Moderator
  • 4 kudos

Hi @Ravi Teja​,Just a friendly follow-up. Do you still need help? if you do, please share more details, like DBR version, standard or High concurrency cluster? etc

  • 4 kudos
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Serhii
by Contributor
  • 1837 Views
  • 1 replies
  • 1 kudos

Resolved! Behaviour of cluster launches in multi-task jobs

We are adapting the multi-tasks workflow example from dbx documentation for our pipelines https://dbx.readthedocs.io/en/latest/examples/python_multitask_deployment_example.html. As a part of configuration we specify cluster configuration and provide ...

  • 1837 Views
  • 1 replies
  • 1 kudos
Latest Reply
User16873043099
Contributor
  • 1 kudos

Tasks within the same multi task job can reuse the clusters. A shared job cluster allows multiple tasks in the same job to use the cluster. The cluster is created and started when the first task using the cluster starts and terminates after the last ...

  • 1 kudos
baatchus
by New Contributor III
  • 2249 Views
  • 4 replies
  • 0 kudos

Resolved! parameterize azure storage account name in spark cluster config databricks

wondering if this is to parameterize the azure storage account name part in the spark cluster config in Databricks?I have a working example where the values are referencing secret scopes:spark.hadoop.fs.azure.account.oauth2.client.id.<azurestorageacc...

  • 2249 Views
  • 4 replies
  • 0 kudos
Latest Reply
Anonymous
Not applicable
  • 0 kudos

Fantastic! Thanks for letting us know!

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jpwp
by New Contributor III
  • 3422 Views
  • 2 replies
  • 1 kudos

Resolved! Adding a dependent library to a Job task permanently adds it to the entire cluster?

Why does adding a dependent library to a Job task also permanently add it to the entire cluster?I am using python wheels, and even when I remove the dependent library from a Job task, the wheel is still part of the cluster configuration.If I then upd...

  • 3422 Views
  • 2 replies
  • 1 kudos
Latest Reply
Kaniz
Community Manager
  • 1 kudos

If you have configured a library to install on all clusters automatically, or you select an existing terminated cluster that has libraries installed, the job execution does not wait for library installation to complete. If a job requires a specific l...

  • 1 kudos
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Ryan_Chynoweth
by Honored Contributor III
  • 602 Views
  • 1 replies
  • 0 kudos

Azure_DAAM

Attached to this post we have added an ADLS Gen2 access recommendation to have the ideal security and governance over your data. The best practice involves leveraging Cluster ACLs, cluster configuration, and secret ACLs to handle user access over you...

  • 602 Views
  • 1 replies
  • 0 kudos
Latest Reply
Kaniz
Community Manager
  • 0 kudos

Hi @Ryan Chynoweth​ , Thank you for posting this!

  • 0 kudos
User16765131552
by Contributor III
  • 212 Views
  • 0 replies
  • 0 kudos

docs.databricks.com

Best practices: Cluster configuration | Databricks on AWSLearn best practices when creating and configuring Databricks clusters.https://docs.databricks.com/clusters/cluster-config-best-practices.html

  • 212 Views
  • 0 replies
  • 0 kudos
Anand_Ladda
by Honored Contributor II
  • 632 Views
  • 1 replies
  • 0 kudos
  • 632 Views
  • 1 replies
  • 0 kudos
Latest Reply
Anand_Ladda
Honored Contributor II
  • 0 kudos

Optimize merges small files into larger ones and can involve shuffling and creation of large in-memory partitions. Thus its recommended to use a memory optimized executor configuration to prevent spilling to disk. IN additional use of autoscaling wil...

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User16826992666
by Valued Contributor
  • 1514 Views
  • 1 replies
  • 0 kudos

Resolved! How do I know which worker type to choose when creating my cluster?

I am new to using Databricks and want to create a cluster, but there are many different worker types to choose from. How do I know which worker type is the right type for my use case?

  • 1514 Views
  • 1 replies
  • 0 kudos
Latest Reply
sajith_appukutt
Honored Contributor II
  • 0 kudos

For delta workloads, where you could benefit from caching it is recommended to use storage optimized instances that come with NVMe SSDs. For other workloads, it would be a good idea to check Ganglia metrics to see whether your workload is Cpu/Memory ...

  • 0 kudos
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